<!--
  Copyright (C) 2017 Open Source Geospatial Foundation. All rights reserved.
  This code is licensed under the GPL 2.0 license, available at the root
  application directory.
 -->
<html xmlns:wicket="http://wicket.apache.org/">
    <body>
        <wicket:panel>
            <span>extra tab content</span>
        </wicket:panel>
    </body>
</html>